<template>
  <div>
   <div id="slider" class="mui-slider">
        <div id="sliderSegmentedControl" class="mui-scroll-wrapper mui-slider-indicator mui-segmented-control mui-segmented-control-inverted">
            <div class="mui-scroll">
                <a :class="['mui-control-item',item.id==0?'mui-active':'']" v-for="item in cates" :key="item.id" @tap="getPhotoListByCateId(item.id)">
                    {{item.title}}
                </a>
            </div>
        </div>

    </div>
    <ul class="photo-list">
        <router-link v-for="item in list" :key="item.id" :to="'/home/photoinfo/'+item.id" tag="li">
            <img v-lazy="item.img_url">
            <div class="info">
                <h3 class="info-title">{{item.title}}</h3>
                <div class="info-body">{{item.zhaiyao}}</div>
            </div>
        </router-link >
    </ul>
</div>
</template>

<script>
import mui from '../../lib/mui/js/mui.min.js'
 
export default {

  data () {
    return {
        cates:[],
        list:[],
    }
  },

  methods: {
      getAllCateGory(){
          this.$http.get('api/getimgcategory').then(result=>{
              
              if(result.body.status==0){
                  result.body.message.unshift({title:'全部',id:0});
                  this.cates= result.body.message
              }
              
          })
      },
      getPhotoListByCateId(cateId){
          this.$http.get('api/getimages/'+cateId).then(result=>{
            //   console.log(result.body.message);
              if(result.body.status==0){
                  this.list=result.body.message
              }
              console.log(this.list);

          })
      }
  },

  created () {
      this.getAllCateGory()
      this.getPhotoListByCateId(0)
  },
  mounted() {
         mui('.mui-scroll-wrapper').scroll({
        deceleration: 0.0005 //flick 减速系数，系数越大，滚动速度越慢，滚动距离越小，默认值0.0006
    });
  },
}
</script>

<style lang='less' >
*{
    touch-action: pan-y;
}
.photo-list{
     list-style: none;
     margin: 0;
     padding: 10px;
     padding-bottom: 0;
    li{
        background-color: #ccc;
        text-align: center;
        margin-bottom: 10px;
        box-shadow: 0 0 6px #999;
        position: relative;
        img{
            width:100%;
            vertical-align: middle;
        }
        img[lazy=loading] {
        width: 40px;
        height: 300px;
        margin: auto;
        }
    }

    .info{
        color: white;
        text-align: left;
        position: absolute;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        max-height: 84px;
        .info-title{
            font-size: 14px;
        }
        .info-body{
            font-size: 12px;
        }
    }
}

</style>
